flash flood
Plural
flash floods
1
a sudden and rapid flooding of a normally dry area, often caused by heavy rainfall or the sudden release of water
- The desert experienced a flash flood after a torrential downpour, transforming dry riverbeds into rushing streams.
- Residents were evacuated as a flash flood warning was issued due to the overflowing river after intense rainfall.
- Hikers should be cautious of the potential for flash floods in canyons during and after heavy rainstorms.
- The urban drainage system struggled to handle the unexpected volume of water during the flash flood.
- Flash floods can occur with little warning, making it essential to stay informed about weather conditions in vulnerable areas.